Richard Husseini is the firmwide Chair of the Tax Department at Baker Botts and serves on the firm's Executive Committee. For twenty-five years, he has maintained an active federal tax transactional and controversy practice. His tax controversy practice has focused primarily on advocating on behalf of large companies and high net worth individuals nationwide in administrative, arbitration and court proceedings. Richard is widely recognized for his experience in resolving (often amicably) complex and strategic tax disputes and for his active federal transactional tax practice.

In his controversy practice, he has specific experience in representing taxpayers in IRS examinations, IRS Appeals, RAP, IRS fast track mediations and post-Appeals mediations, Tax Court and federal court refund actions, and before the Texas Public Utility Commission.

Mr. Husseini is recognized by Chambers USA, The Legal 500 U.S. and Best Lawyers in America (Woodward White, Inc.). Chambers USA 2017 quoted his clients as saying “he is exceedingly intelligent, strategic, creative, responsive and humble.” Chambers USA 2012 quoted his clients as saying that “he is non-confrontational but very strong, so fights a good fight without being rude or inconsiderate." Clients also noted that he has the "best memory of anyone I've ever met," and that he is "good at dissecting complex facts into simple one-line explanations" Chambers USA 2015. The Legal 500 U.S. 2015 notes that "he has strong technical and procedural skills and is also a strong communicator and collaborator" and The Legal 500 U.S. 2012 notes his clients assess him as "extremely smart" and "very personable" with the "intuitive skills that are rare in this type of attorney." Best Lawyers in America (Woodward White, Inc.), 2012 indicates clients as stating, "Richard Husseini is one of the best in the business. He is cordial, responsive, knowledgeable and has a sharp instinct when getting to the bottom of an issue.”

D.D.I.-case before the North Dakota Supreme Court in which the court was persuaded to declare the state’s dividend received deduction provision unconstitutional under the Commerce Clause (D.D.I. v. State, 657 N.W.2d 228 (2003))

Major oil and gas company-representation before state court on constitutional challenge to state tax